Home / 75,849.60-113,799.36-35,885.76

Finding the Fourth Proportional to 75,849.60, 113,799.36 and 35,885.76

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Solution

The fourth proportional to 75,849.60, 113,799.36 and 35,885.76 is: 53,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,849.60 : 113,799.36 = 35,885.76 : x
  2. Step 2: Convert to fraction form
    75,849.60/113,799.36 = 35,885.76/x
  3. Step 3: Cross multiply
    75,849.60x = 113,799.36 × 35,885.76
  4. Step 4: Simplify right side
    75,849.60x = 4,083,776,521.11
  5. Step 5: Solve for x
    x = 4,083,776,521.11/75,849.60
  6. Step 6: Final answer
    x = 53,840.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.